1 files changed, 38 insertions, 4 deletions
diff --git a/test/openssl/test_engine.rb b/test/openssl/test_engine.rb
index 9258775bd3..f9106c0102 100644
--- a/test/openssl/test_engine.rb
+++ b/test/openssl/test_engine.rb
@@ -1,7 +1,5 @@
 require_relative 'utils'
 
-if defined?(OpenSSL)
-
 class OpenSSL::TestEngine < Test::Unit::TestCase
 
   def test_engines_free # [ruby-dev:44173]
@@ -11,6 +9,42 @@ class OpenSSL::TestEngine < Test::Unit::TestCase
     OpenSSL::Engine.cleanup # [ruby-core:40669]
   end
 
-end
+  def test_openssl_engine_builtin
+    engine = OpenSSL::Engine.load("openssl")
+    assert_equal(true, engine)
+    assert_equal(1, OpenSSL::Engine.engines.size)
+    cleanup
+  end
+
+  def test_openssl_engine_by_id_string
+    engine = OpenSSL::Engine.by_id("openssl")
+    assert_not_nil(engine)
+    assert_equal(1, OpenSSL::Engine.engines.size)
+    cleanup
+  end
+
+  def test_openssl_engine_id_name_inspect
+    engine = OpenSSL::Engine.by_id("openssl")
+    assert_equal("openssl", engine.id)
+    assert_not_nil(engine.name)
+    assert_not_nil(engine.inspect)
+    cleanup
+  end
+
+  def test_openssl_engine_digest_sha1
+    engine = OpenSSL::Engine.by_id("openssl")
+    digest = engine.digest("SHA1")
+    assert_not_nil(digest)
+    data = "test"
+    assert_equal(OpenSSL::Digest::SHA1.digest(data), digest.digest(data))
+  end
+
+  private
+
+  def cleanup
+    OpenSSL::Engine.cleanup
+    assert_equal(0, OpenSSL::Engine::engines.size)
+  end
+
+end if defined?(OpenSSL)
 
-end